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Legal status
Patent lapsed (non-payment of fees)
| (51) | INT.CL.: (2006.01) |
C07F 9/00 |
| (11) | Number of the document | 3713 |
| (13) | Kind of document | B |
| (21) | Application number | IP1925 |
| (22) | Date of filing the application | 1994-05-06 |
| (41) | Date of publication of the application | 1995-01-31 |
| (45) | Date of publication of patent | 1996-02-26 |
| (30) | Number | Date | Country code |
| 065963 | 1993-05-06 | US |
| (71) |
THE DOW CHEMICAL COMPANY,
2030 Dow Center, Abbott Road, Midland Michigan 48640,
US
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| (72) |
Garry E. KIEFER, US
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| (73) |
THE DOW CHEMICAL COMPANY,
2030 Dow Center, Abbott Road, Midland Michigan 48640,
US
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| (74) |
Rita LAURINAVIČIŪTĖ,
Gedimino pr. 45-6, LT-01109 Vilnius,
LT
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| (54) | PROCESS FOR THE PREPARATION OF AZAMACROCYCLIC OR ACYCLIC AMINOPHOSPHONE ESTER DERIVATIVES |
| Payment date | Validity (years) | Amount | |
| 2004-03-04 | 11 | 1000.00 LTL |
| Patent lapsed (non-payment of fees) | ||
| Invalidation date | 2005-05-06 |